BS 3939-5 1985 Edition, June 28, 1985
Graphical Symbols for Electrical Power, Telecommunications and Electronics Diagrams Part 5: Semiconductors and Electron Tubes
Additional Comments: W/D S/S BY BS EN 60617-5
Published By:British Standards Institution (BSI)
Gives graphical symbols with definitions for use on electrical diagrams. Symbols for semiconducting devices and electron tubes are given.